All 15 challenges:
Rumble in the Jungle
Block with Runeclaw Bear, Barinic Vampire.
Next turn combat phase: attack with Gloomhunter.
In the Spider's web
Block Storm Crow with untapped Furnace Whelp.
Next turn: Put land card on the battlefield.
Attack with both Furnace Whelps.
At the Declare Blockers Step(after opponent block one Furnace Whelp but before Combat Damage) activate the ability of unblocked Furnace Whelp 5 times.
With Fire and Sword
Cast Kor Duelist.
Equip Trusty Mchete to Kor Duelist.
Next turn combat phase: Block Lightning Elemental.
Next turn combat phase: Attack with Kor Duelist.
Death Blooms
Regenerate Cudgel Troll.
Block Mortivore with Cudgel Troll.
Block Gaea's Revenge with Zombie Outlander.
Next turn combat phase: Attack with Zombie Outlander.
Loost for Blood
Block Terra Stomper.
Next turn combat phase: attack with Vampire Nighthawk.
Welcome to the Pit
Block Colossus of Sardia with Bloodthrone Vampire.
Block 3 other creatures with your 3 other creatures.
At the Declare Blockers Step(after opponent block one Furnace Whelp but before Combat Damage) use ability of Bloodthrone Vampire that blocks Colossus of Sardia and sacrifice all the other creatures.
Next turn upkeep: Mortal Combat is on the battlefield and there are 20+ creatures in your graveyard.
Masters of Illusions
Put Island on the battlefield.
Cast Time Warp targeting you.
Cast preordain, put both cards on the bottom of the library.
Cast Into the Roil targeting Mind Control under Krovikan Mist .
Next turn:
Put Island on the battlefield.
Cast 3 Phantasmal Bears.
Cast Dreamborn Muse and cast Summoner's Bane in response to it and targeting it into the stack.
Attack with Krovikan Mist.
Bane of Bolas
Attack with both Dragons.
Discard Chain reaction(Spellbound Dragon triggered ability).
Postcombat main phase:
Cast Plasma Elemental.
Target triggered ability from Electropotence to Nicol Bolas and confirm to its additional cost.
At the end of the turn discard 4 cards.
Next turn upkeep: triggered ability from Blood Tyrant makes all players lose 1 life.
Desperate Measures
Use an ability of Quicksilver Amulet: put Duplicant targeting Sundering Titan.
Next turn:
Use an ability of Quicksilver Amulet: put Precursor Golem on the battlefield.
Cast Fleeting Distraction targeting Precursor Golem.
Put Island on the battlefield.
Cast Mox Sapphire.
Cast Show and Tell, place Icy Manipulator on the battlefield.
Activate an ability of Icy Manipulator targeting Akroma, Angel of Wrath.
Attack with Steel Hellkite.
Use second ability of Steel Hellkite's with X = 4.
The Tangled Vale
Cast Sign in Blood targeting Nissa Revane.
Cast Sudden Impact targeting Nissa Revane.
Cast Sickening Dreams targeting Nissa Revane, as an additional cost to cast it discard 3 remaining cards.
Use an activated ability of Terramorphic Expanse.
On triggered abilities of 4 Bloodghasts return them to the battlefield.
Attack with 4 Bloodghasts.
Master Your Destiny
Put Island on the battlefield.
Cast Index, the order of cards from bottom to top is Tranquility, Erratic Explosion, Bogardan Hellkite, Island, Coiling Oracle.
Cast Bloodbraid Elf. Put Coiling Oracle on the battlefield.
Activate an ability of Djinn of Wishes.
On Bogardan Hellkite's triggered ability target 1 damage to Illusionary Servant and 4 damage to Air Elemental.
Attack with Bloodbraid Elf.
Plots Within Plots
Cast Gifts Ungiven targeting Intuition, Gifts Ungiven, Blaze, Grapeshot.
Cast Gifts Ungiven targeting Ball Lightning, Grapeshot, Dragonstorm, Flame Burst.
Cast Intuition targeting 3 Flame Bursts
Cast Flame Burst targeting Karn
Cast Flame Burst targeting Karn
Cast Grapeshot targeting Karn, target its copies to Karn.
Archenemy: Might of the Mountains
Cast Flight targeting Koth's Ashen Monstrosity.
Cast Earthquake with X = 5.
You leave the game and all you permanents leave the game(including Flight Enchantment).
Koth attacks with Ashen Monstrosity.
Archenemy: Kiss of Death
Put Forest on the Battlefield.
Cast Hunters' Feast targeting everyone including opponent.
Use an ability of Legacy's Allure targeting Death's Shadow.
Cast Lure targeting Deathcurse Ogre.
Cast Giant Growth targeting Death's Shadow.
Attack with Death's Shadow.
At the end of Declare Attackers Step use an ability of Fires of Yavimaya targeting Death's Shadow.
Archenemy: Seek No Longer.
Cast Wheel of Fortune.
Attack with Dragon Mage.
Don't pay {2} on Phyrexian Tyrrany's triggered abilities.
